Cheapest unleaded
154.9p
Fuel prices in LL21 today, 4 November 2026
Live petrol and diesel prices at 4 stations in the LL21 postcode area, cheapest first, from the government's Fuel Finder open data. 1 has a price more than 30 days old, so it's listed last with the date of the last report.
Cheapest diesel
199.9p
Avg unleaded (LL21)
171.4p
Avg diesel (LL21)
201.0p
Cheapest and average prices from the 3 stations reporting in the 30 days to 4 November 2026.
4 fuel stations in the LL21 postcode area report pump prices to the government's Fuel Finder scheme. Unleaded runs from 154.9p at Texaco up to 187.9p, a 33.0p gap across LL21, so it pays to check before you fill up. On average LL21 is 0.7p dearer than the UK as a whole.
Texaco
Dyffryn Garage, Glanrafon, Corwen
LL210HA
Car wash · Air · Water · Toilets
Unleaded154.9p
Diesel–
Parc Service Station
Park Service Station, Gwylfa Terrace, Llidiart-Y-Parc, Corwen
LL21 9EP
24 hours · Air · Water · Toilets
Unleaded187.9p
Diesel202.0p
Parc Service Station
Park Service Station, Brynteg, Glyndyfrdwy, Corwen
LL21 9HH
Price last reported 18 Sept
Unleaded179.9p
Diesel199.9p
Ceir Cymru
T G & G W Jones, Glasfryn Garage, Glasfryn, Corwen
LL21 0RY
Price last reported 17 Sept
Unleaded174.9p
Diesel198.9p
Data updated 1 hour ago.
Cheapest fuel in LL21: quick answers
Where is the cheapest petrol in LL21?
The cheapest unleaded in the LL21 postcode area right now is 154.9p per litre at Texaco, Dyffryn garage, Glanrafon, Corwen. The LL21 average is 171.4p.
Where is the cheapest diesel in LL21?
The lowest diesel price in LL21 is currently 199.9p per litre at Parc Service Station, PARK SERVICE STATION, BRYNTEG, GLYNDYFRDWY, CORWEN.